NCLEX-RN
NCLEX RN Exam Preview Answers
1. A 6-month-old infant has been brought to the well-child clinic for a checkup. The infant is currently sleeping. What would the nurse do first when beginning the examination?
- A. Wake the infant before beginning the examination.
- B. Examine the infant's hips before the infant wakes up.
- C. Auscultate the lungs and heart while the infant is still sleeping.
- D. Begin with the assessment of the eye and continue with the remainder of the examination in a head-to-toe approach.
Correct answer: C
Rationale: When the infant is quiet or sleeping, it is an ideal time to assess the cardiac, respiratory, and abdominal systems. It is recommended not to wake the infant unnecessarily. Auscultating the lungs and heart while the infant is still sleeping allows for a comprehensive assessment without disturbing the infant. Examining the infant's hips prematurely may disrupt the infant's sleep. Starting with an assessment of the eye is not appropriate as it is an invasive procedure and should be performed towards the end of the examination after the non-invasive assessments have been completed.
2. As a valued member of the team on your nursing care unit, you are trying to determine whether the team is doing well. Which of the following is a sign that your team is successful?
- A. Conflict occurs but is seen as an opportunity for team growth and development.
- B. No negative feelings are expressed, leading to everyone being happy and satisfied.
- C. Mistakes are not tolerated and result in disciplinary action.
- D. People avoid taking risks and stick to the status quo.
Correct answer: A
Rationale: One of the key indicators of a successful team is the ability to handle conflict positively. Conflict, when managed well, can lead to team growth and development. Choice B is incorrect because suppressing negative feelings does not indicate team success; open communication is crucial. Choice C is incorrect as successful teams view mistakes as learning opportunities rather than resorting to disciplinary action. Choice D is incorrect because successful teams are often innovative and willing to take risks rather than maintaining the status quo.
3. When considering the concepts related to blood pressure, which statement best describes the concept of mean arterial pressure (MAP)?
- A. MAP is the pressure of the arterial pulse.
- B. MAP reflects the stroke volume of the heart.
- C. MAP is the pressure forcing blood into the tissues, averaged over the cardiac cycle.
- D. MAP is an average of the systolic and diastolic blood pressures and reflects tissue perfusion.
Correct answer: C
Rationale: Mean Arterial Pressure (MAP) is the pressure that forces blood into the tissues, averaged over the cardiac cycle. It is not the pressure of the arterial pulse (Choice A), nor does it directly reflect the stroke volume of the heart (Choice B). While MAP involves systolic and diastolic pressures, it is not simply an average of these two values as diastole lasts longer. Instead, MAP is closer to diastolic pressure plus one third of the pulse pressure. The best description of MAP is that it represents the pressure forcing blood into the tissues, averaged over the cardiac cycle.
4. When educating a client about their new prescription for warfarin, what should the nurse advise?
- A. To have his white blood cell count tested once a month
- B. To avoid any activities that could lead to injury
- C. To avoid eating leafy green vegetables
- D. Both A and B
Correct answer: B
Rationale: The correct answer is to advise the client to avoid any activities that could lead to injury when taking warfarin. Warfarin is an anticoagulant medication that decreases blood clotting, increasing the risk of bleeding. Engaging in activities that may result in injury can lead to uncontrolled bleeding, which can be serious. While monitoring white blood cell count is not specifically related to warfarin therapy, avoiding leafy green vegetables is important due to their vitamin K content, which can interfere with warfarin's effectiveness. Therefore, the client should be educated to avoid activities that could cause injury to prevent potential bleeding complications.
5. Which of the following safety precautions should the nurse discuss when working with an immunocompromised client?
- A. Avoid canned foods and increase consumption of fresh fruits and vegetables
- B. Hand-wash utensils after use and allow them to air dry
- C. Only drink tap water that has been filtered or boiled before consumption
- D. Never eat meals prepared in restaurants
Correct answer: C
Rationale: The correct answer is to only drink tap water that has been filtered or boiled before consumption. Immunocompromised clients are susceptible to infections, so it is essential to take precautions to prevent exposure to harmful pathogens. Drinking tap water that has been filtered or boiled helps eliminate potential pathogens that could be harmful to the client's health. Choices A, B, and D do not directly address the issue of avoiding potential pathogens that could compromise the health of an immunocompromised client. Thus, they are incorrect. Hand-washing utensils, avoiding canned foods, and increasing fruit and vegetable consumption are good general hygiene practices but may not specifically address the needs of an immunocompromised client.
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